15/12-4
Partial source coverage. Status and company roles are reported by each source, not independently verified as current. Unknown does not mean zero.
- Name / source ID
- 15/12-4
- Borehole / source record ID
- 438
- Sector
- Oil and gas
- Derived purpose group
- Exploration
- Operator in source snapshot
- Den norske stats oljeselskap a.s
- Recorded spud date
- 1984-09-13
- Recorded completion date
- 1984-10-31
- Latitude / longitude (WGS84)
- 58.051919 / 1.901615
- Source-reported measurements
- 3157 m MD · RKB
- Status reported by source
- P&A
- Source accessed
- 2026-10-02
- Source snapshot date
- Not reported / not verified
- Original coordinate reference system
- ED50 / service geometry EPSG:4326
- Drilling facility reported by source
- DEEPSEA BERGEN decom
Company roles reported by source
- Drilling operatorDen norske stats oljeselskap a.sOpen source record ↗
| Source-reported measurements | Value | Reference |
|---|---|---|
| wlbTotalDepth | 3,157.00 m | RKB |
| wlbFinalVerticalDepth | 3,156.00 m | RKB |
| wlbWaterDepth | 87.00 m | Not reported / not verified |
| wlbBottomHoleTemperature | 114.00 °C | Not reported / not verified |
Norwegian Offshore Directorate — Wellbores ↗
Source accessed:
Reuse terms: review-source-terms
Source terms and attribution ↗Norwegian Offshore Directorate (NOD/SODIR), NLOD 2.0. Normalized by Wellficent.
Nearby wells and heat flow
These tools are descriptive: not forecasts, reserve estimates or investment advice. Source coverage is partial; unknown does not mean zero.
| Name | Distance | Source-reported measurements | Source catalogues |
|---|---|---|---|
| 15/12-15 | 1.94 km | 3,300 m | Norwegian Offshore Directorate — Wellbores |
| 15/12-13 | 2.20 km | 3,047 m | Norwegian Offshore Directorate — Wellbores |
| 15/12-13 A | 2.20 km | 2,532 m | Norwegian Offshore Directorate — Wellbores |
| 15/12-13 B | 2.20 km | 3,151 m | Norwegian Offshore Directorate — Wellbores |
| 15/12-6 S | 2.92 km | 3,050 m | Norwegian Offshore Directorate — Wellbores |
| 15/12-A-14 | 2.92 km | 4,350 m | Norwegian Offshore Directorate — Wellbores |
| 15/12-A-15 | 2.92 km | 4,460 m | Norwegian Offshore Directorate — Wellbores |
| 15/12-A-15 A | 2.92 km | 3,508 m | Norwegian Offshore Directorate — Wellbores |
| 15/12-A-16 | 2.92 km | 3,609 m | Norwegian Offshore Directorate — Wellbores |
| 15/12-A-9 | 2.92 km | 3,916 m | Norwegian Offshore Directorate — Wellbores |
| 15/12-A-9 A | 2.92 km | 3,267 m | Norwegian Offshore Directorate — Wellbores |
| 15/12-A-9 B | 2.92 km | 3,820 m | Norwegian Offshore Directorate — Wellbores |
Digital well log
SODIR formation tops, drilling-mud samples and well tests on one measured-depth section.
- Total depth
- 3157
- True vertical depth (RKB)
- 3156
- Water depth
- 87
- Bottom-hole temperature
- 114
| Group | Formation | Depth (m MD, RKB) |
|---|---|---|
| GROUP | NORDLAND GP | 110 / 1,278 |
| FORMATION | UTSIRA FM | 1,098 / 2,320 |
| GROUP | HORDALAND GP | 1,278 / 2,320 |
| GROUP | ROGALAND GP | 2,320 / 2,476 |
| FORMATION | BALDER FM | 2,320 / 2,335 |
| FORMATION | SELE FM | 2,335 / 2,393 |
| FORMATION | LISTA FM | 2,393 / 2,464 |
| FORMATION | VÅLE FM | 2,464 / 2,476 |
| GROUP | SHETLAND GP | 2,476 / 2,712 |
| FORMATION | EKOFISK FM | 2,476 / 2,494 |
| FORMATION | TOR FM | 2,494 / 2,621 |
| FORMATION | HOD FM | 2,621 / 2,712 |
| GROUP | CROMER KNOLL GP | 2,712 / 2,784 |
| FORMATION | RØDBY FM | 2,712 / 2,735 |
| FORMATION | SOLA FM | 2,735 / 2,759 |
| FORMATION | ÅSGARD FM | 2,759 / 2,784 |
| GROUP | VIKING GP | 2,784 / 2,912 |
| FORMATION | DRAUPNE FM | 2,784 / 2,892 |
| FORMATION | HEATHER FM | 2,892 / 2,912 |
| GROUP | VESTLAND GP | 2,912 / 3,140 |
| FORMATION | HUGIN FM | 2,912 / 3,134 |
| FORMATION | SLEIPNER FM | 3,134 / 3,157 |
| GROUP | NO GROUP DEFINED | 3,140 / 3,157 |
| Depth (m MD, RKB) | Mud density (g/cm³) | Quality flags |
|---|---|---|
| 110 | 1.03 | |
| 171 | 1.07 | |
| 240 | 1.07 | |
| 520 | 1.08 | |
| 523 | 1.11 | |
| 772 | 1.14 | |
| 945 | 1.14 | |
| 1213 | 1.14 | |
| 1491 | 1.14 | |
| 1620 | 1.14 | |
| 1877 | 1.14 | |
| 2272 | 1.14 | |
| 2374 | 1.2 | |
| 2439 | 1.25 | |
| 2450 | 1.25 | |
| 2494.5 | 1.25 | |
| 2511 | 1.25 | |
| 2516 | 1.25 | |
| 2584 | 1.3 | |
| 2626 | 1.3 | |
| 2680 | 1.3 | |
| 2680 | 1.3 | |
| 2717 | 1.3 | |
| 2758 | 1.3 | |
| 2803 | 1.35 | |
| 2861 | 1.35 | |
| 2902 | 1.35 | |
| 2920 | 1.35 | |
| 3034 | 1.35 | |
| 3146 | 1.35 | |
| 3157 | 1.35 | |
| 3157 | 1.35 | |
| 3157 | 1.35 |
Group tops in offset wells
Group tops below each borehole's own RKB. Not TVD below sea level; deviation and kelly-bushing elevations affect apparent depths.
| Group | 15/12-4 | 15/12-15 | 15/12-13 | 15/12-13 A | 15/12-13 B |
|---|---|---|---|---|---|
| NORDLAND GP | 110 | 113 | 105 | 105 | 105 |
| HORDALAND GP | 1278 | 1301.5 | 1240 | 1240 | 1240 |
| ROGALAND GP | 2320 | 2448 | 2286 | 2452 | 2277 |
| SHETLAND GP | 2476 | 2655 | 2453 | — | 2520 |
| CROMER KNOLL GP | 2712 | 2881 | 2723 | — | 2756 |
| VIKING GP | 2784 | 2956.35 | 2856 | — | 2877.3 |
| VESTLAND GP | 2912 | 3279 | 3030 | — | 2963 |
| NO GROUP DEFINED | 3140 | — | — | — | 3092 |
Subsurface temperature and heat flow
Compare bottom-hole temperatures with depth and see measured heat flow near wells: context for geothermal reuse.
| Name | Distance | Subsurface temperature and heat flow | Quality flags |
|---|---|---|---|
| R24-P003221 | 28.56 km | 74.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P003214 | 49.27 km | 50.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P031366 | 54.86 km | 66.50 mW/m2 | {"qualityScores":["U1.M3.SXXP-X-"]} |
| R24-P003225 | 63.06 km | 64.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
| R24-P003218 | 64.50 km | 59.00 mW/m2 | {"qualityScores":["Ux.Mx.-------"]} |
IHFC · Global Heat Flow Database, Release 2024 (v. 2026.03) ↗
Source accessed:
Reuse terms: CC-BY-4.0
Source terms and attribution ↗Global Heat Flow Data Assessment Group et al. (2024): The Global Heat Flow Database: Release 2024. V. 2026.03. GFZ Data Services. https://doi.org/10.5880/fidgeo.2024.014 Licensed under CC BY 4.0. Wellficent shows parent-level site values and selected metadata; values are not modified.